/* Import a nice font for a bookish feel */
@import url('https://fonts.googleapis.com/css2?family=Merriweather:wght@400;700&display=swap');

/* --- General Setup & Variables --- */
:root {
  --background-color: #f4f1ea; /* Old paper color */
  --text-color: #FFF8E7;
  --accent-color: #FADADD ; /* A warm, leathery brown */
  --book-shadow: #0000004d;
}

body {
  font-family: 'Merriweather', serif;
  background-color: var(--background-color);
  color: var(--text-color);
  margin: 0;
  padding: 2rem;
  overflow-x: hidden; /* Hide horizontal scrollbar */
  background-image: url(./img/aomShopPageBackground.jpg);
  background-size: cover;
  background-position: center; /* This centers the image */
  background-repeat: no-repeat;
}

.bookstore-page {
  position: relative;
  z-index: 1;
}

/* --- 1. Typewriter Heading Animation --- */
.typewriter {
  text-transform: uppercase;
  font-size: 1rem;
  font-weight: 800;
  color: #FFEA00;
  text-align: center;
  margin-bottom: 3rem;
  overflow: hidden; /* Ensures the text is not visible until the animation */
  border-right: .15em solid var(--accent-color); /* The typewriter cursor */
  white-space: nowrap; /* Keeps the content on a single line */
  letter-spacing: .1em;
  animation:
    typing 3.5s steps(30, end),
    blink-caret .75s step-end infinite;
}

/* The typing effect */
@keyframes typing {
  from { width: 0 }
  to { width: 100% }
}

/* The typewriter cursor effect */
@keyframes blink-caret {
  from, to { border-color: transparent }
  50% { border-color: var(--accent-color); }
}

/* --- 2. Interactive Book Grid & Hover Effect --- */
.bookshelf {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
  padding: 2rem;
  perspective: 1000px; /* Creates the 3D space for the hover effect */
}

.book {
  text-align: center;
  transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.book:hover {
  transform: translateY(-15px) rotateX(5deg) scale(1.05); /* Lifts the book on hover */
}

.book-cover {
  width: 100%;
  max-width: 300px;
  height: auto;
  border-radius: 5px;
  box-shadow: 0 10px 25px var(--book-shadow);
  transition: box-shadow 0.3s ease;
}

.book:hover .book-cover {
  box-shadow: 0 20px 40px var(--book-shadow); /* Enhance shadow on hover */
}

.book-info h3 {
  margin: 1rem 0 0.25rem;
  color: var(--text-color);
}

.book-info p {
  margin: 0 0 1rem;
  color: var(--accent-color);
}

.cta-button {
  background: none;
  border: 2px solid var(--accent-color);
  color: var(--accent-color);
  padding: 10px 20px;
  font-family: 'Merriweather', serif;
  font-weight: 700;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: color 0.3s ease;
}

.cta-button:hover {
  color: #fff; /* Text color becomes white */
}

/* Animated background fill for the button */
.cta-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--accent-color);
  transform: translateX(-100%);
  transition: transform 0.3s ease-in-out;
  z-index: -1;
}

.cta-button:hover::before {
  transform: translateX(0);
}



@keyframes float-up {
  0% {
    transform: translateY(0) rotate(0deg);
    opacity: 1;
  }
  100% {
    transform: translateY(-1000px) rotate(720deg);
    opacity: 0;
  }
}

.main-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 1rem 0;
}

.nav-menu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  z-index: 1;
  gap: 2.5rem; /* Space between menu items */
}

.nav-menu a {
  color: #FFEA00;
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 700;
  padding: 0.5rem 0;
  position: relative;
  transition: color 0.3s ease;
}

/* Add a subtle underline effect on hover */
.nav-menu a::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 2px;
  bottom: 0;
  left: 0;
  background-color: var(--accent-color);
  transform: scaleX(0);
  transform-origin: bottom right;
  transition: transform 0.3s ease-out;
}

.nav-menu a:hover {
  color: var(--accent-color);
}

.nav-menu a:hover::after {
  transform: scaleX(1);
  transform-origin: bottom left;
}

/* --- 4. Responsive Hamburger Menu --- */

/* Hide checkbox and hamburger by default on large screens */
.nav-toggle-checkbox,
.nav-toggle-label {
  display: none;
}

/* Media Query for mobile devices */
@media (max-width: 768px) {
  .header {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  
  .nav-menu {
    display: none; /* Hide the menu by default */
    position: absolute;
    top: 90px; /* Position below header */
    left: 0;
    width: 100%;
    flex-direction: column;
    align-items: center;
    background-color: rgba(13, 27, 42, 0.85); /* Semi-transparent dark blue from your art */
    backdrop-filter: blur(5px);
    padding: 1rem 0;
  }

  .nav-menu li {
    padding: 1rem 0;
  }

  .nav-toggle-label {
    display: block; /* Show the hamburger icon */
    position: absolute;
    top: 2.5rem;
    right: 2rem;
    cursor: pointer;
    z-index: 100;
  }

  .nav-toggle-label span,
  .nav-toggle-label span::before,
  .nav-toggle-label span::after {
    display: block;
    background: #000;
    height: 3px;
    width: 28px;
    border-radius: 2px;
    position: relative;
    transition: all 0.3s ease-in-out;
  }

  .nav-toggle-label span::before,
  .nav-toggle-label span::after {
    content: '';
    position: absolute;
  }

  .nav-toggle-label span::before {
    top: -8px;
  }

  .nav-toggle-label span::after {
    top: 8px;
  }

  /* Show the menu when the checkbox is checked */
  .nav-toggle-checkbox:checked ~ .nav-menu {
    display: flex;
  }
  
  /* Animate hamburger to an 'X' */
  .nav-toggle-checkbox:checked ~ .nav-toggle-label span {
    background: transparent;
  }

  .nav-toggle-checkbox:checked ~ .nav-toggle-label span::before {
    transform: rotate(45deg) translate(5px, 6px);
  }

  .nav-toggle-checkbox:checked ~ .nav-toggle-label span::after {
    transform: rotate(-45deg) translate(5px, -6px);
  }
}